cheap poe switch
A cheap PoE (Power over Ethernet) switch represents an economical networking solution that combines data transmission and power delivery through a single Ethernet cable. These devices typically offer multiple RJ45 ports, supporting standard networking protocols while providing power to compatible devices such as IP cameras, VoIP phones, and wireless access points. Operating at speeds up to 100Mbps or 1Gbps, these switches feature auto-negotiation capabilities, automatically detecting and adjusting to connected devices' power requirements. Most budget-friendly PoE switches support the IEEE 802.3af/at standards, delivering up to 15.4W or 30W per port respectively. They often include essential management features like VLAN support, QoS prioritization, and basic security protocols. Despite their affordable price point, these switches maintain reliable performance with built-in surge protection and overcurrent prevention mechanisms. The plug-and-play functionality ensures easy installation and operation, making them ideal for small businesses, home offices, and basic surveillance systems. Many models also incorporate energy-saving technologies, automatically adjusting power output based on cable length and device requirements.